Showing 1 - 20 results of 66 for search 'Howard, L. O. (Leland Ossian), 1857-1950', query time: 0.07s Refine Results
  1. 1

    Annotated catalogue of the insects collected in 1887-'88 by Howard, L. O. (Leland Ossian), 1857-1950

    Washington, D.C. : United States National Museum, 1890
    Format: Book


  2. 2

    The economic status of insects as a class. by Howard, L. O. (Leland Ossian), 1857-1950

    Washington, 1899
    Format: Book


  3. 3
  4. 4

    On the bothriothoracine insects of the United States by Howard, L. O. (Leland Ossian), 1857-1950

    Washington, D.C. : United States National Museum, 1895
    Format: Book


  5. 5

    The mosquitoes of North and Central America and the West Indies. by Howard, L. O. (Leland Ossian), 1857-1950

    Washington, D.C. : Carnegie institution of Washington, 1912
    Format: Book


  6. 6

    Mosquitoes : how they live; how they carry disease; how they are classified; how they may be destroyed by Howard, L. O. (Leland Ossian), 1857-1950

    New York : McClure, Phillips & Co., 1901
    Format: Book


  7. 7
  8. 8

    The insect book. by Howard, L. O. (Leland Ossian), 1857-1950

    New York : Doubleday, Page & company, 1901
    Format: Book


  9. 9

    Fighting the insects. by Howard, L. O. (Leland Ossian), 1857-1950

    New York : The Macmillan company, 1933
    Format: Book


  10. 10

    The parasite element of natural control of injurious insects and its control by man by Howard, L. O. (Leland Ossian), 1857-1950

    Washington : [publisher not identified], 1927
    Format: Book


  11. 11

    A fifty-year sketch-history of medical entomology. by Howard, L. O. (Leland Ossian), 1857-1950

    Washington, 1922
    Format: Book


  12. 12

    A contribution to the study of the insect fauna of human excrement. by Howard, L. O. (Leland Ossian), 1857-1950

    Washington, D.C. : The Academy, 1900
    Format: Book


  13. 13

    Man and insects. by Howard, L. O. (Leland Ossian), 1857-1950

    Washington, 1931
    Format: Book


  14. 14
  15. 15

    A history of applied entomology : somewhat anecdotal with 51 plates by Howard, L. O. (Leland Ossian), 1857-1950

    City of Washington : The Smithsonian institution, 1930
    Format: Book


  16. 16

    On some new parasitic insects of the subfamily Encyrtinae by Howard, L. O. (Leland Ossian), 1857-1950

    Washington, D.C. : United States National Museum, 1899
    Format: Book


  17. 17

    The insect menace. by Howard, L. O. (Leland Ossian), 1857-1950

    New York, London : The Century co., 1931
    Format: Book


  18. 18

    The house fly, disease carrier ; an account of its dangerous activities and of the means of destroying it. by Howard, L. O. (Leland Ossian), 1857-1950

    New York : Frederick A. Stokes company, 1911
    Format: Book


  19. 19
  20. 20

    A history of applied entomology (somewhat anecdotal) (with 51 plates) by Howard, L. O. (Leland Ossian), 1857-1950

    City of Washington, The Smithsonian institution, 1930
    Format: Government Document Book